Android Open Source - latest-gists-android Gist Parser

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From Project

Back to project page latest-gists-android.

License

The source code is released under:

MIT License

Java Source Code

package com.coolmodev.latestgists;
//from  ww  w  .j a va2s  . com
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

import org.json.JSONArray;
import org.json.JSONException;

public class GistParser {

  public static final String GIST_URL = "https://api.github.com/gists/public";

  public static List<Gist> fetchGists() {
    URL url;
    try {
      url = new URL(GIST_URL);
      HttpURLConnection con = (HttpURLConnection) url.openConnection();
      return readStream(con.getInputStream());
    } catch (MalformedURLException e) {
      return null; // quick and dirty signal to Activity that there is a problem
    } catch (IOException e) {
      return null;
    }
  }
  
  private static List<Gist> readStream(InputStream stream) {
    BufferedReader reader = null;
    StringBuilder jsonBuilder = new StringBuilder();
    try {
      reader = new BufferedReader(new InputStreamReader(stream));
      String line = reader.readLine();
      while (line != null) {
        jsonBuilder.append(line);
        line = reader.readLine();
      }
    } catch (IOException e) {
      
    } finally {
      if (reader != null) {
        try {
          reader.close();
        } catch (IOException e) {
          // no op, not much we can do here
        }
      }
    }
    
    return parseJson(jsonBuilder.toString());
  }
  
  public static List<Gist> parseJson(String json) {
    JSONArray jsonArray = null;
    List<Gist> gists = null;
    try {
      jsonArray = new JSONArray(json);
      gists = new ArrayList<Gist>();
      for (int i = 0; i < jsonArray.length(); i++) {
        Gist gist = new Gist(jsonArray.getJSONObject(i));
        gists.add(gist);
      }
    } catch (JSONException e) {
      e.printStackTrace();
    }
    return gists;
  }
}

Java Source Code List

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